眼高手低 (yǎn gāo shǒu dī) | Meaning: to have high standards but little ability | Chinese Idiom with Pinyin & Origin

have great ambition but little talent · have high aspirations but little ability · hitch one's wagon to a star志大才疏zhì dà cái shū

(idiom) to overestimate one's capabilities不自量力bù zì liàng lì

to bite off more than one can chew (idiom) · to aim too high好高骛远hào gāo wù yuǎn

vanity虚荣xū róng

ambitious despite a lack of talent (idiom)空腹高心kōng fù gāo xīn

to have high standards but little ability · to be fastidious but incompetent (idiom)